Azotemia (redirected from prerenal azotemia)

azotemia /az·o·te·mia/ (az?o-te´me-ah) uremia; an excess of urea or other nitrogenous compounds in the blood.

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az·o·te·mi·a (z-tm-, z-)

n.

See uremia.

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azo·temic (-mk) adj.

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Azotemia

The presence of excess nitrogenous wastes in the blood.

Mentioned in: Pneumocystis Pneumonia

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azotemia

an excess of nitrogen-containing compounds in the blood. See also uremia.

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postrenal azotemia

is caused by reduced renal blood flow caused by increased pressure within the renal collecting system, e.g. hydronephrosis and urine retention from a variety of causes.

prerenal azotemia

is due to extrarenal causes that reduce renal blood flow and glomerular filtration, e.g. dehydration, shock, reduced cardiac output, decreased plasma albumin osmotic pressure.

primary renal azotemia

results from loss of renal functional parenchyma.